package day03;

public class OperDemo5 {
    public static void main(String[] args) {
        //字符串连接运算符
        int age = 40;
        System.out.println("age=");//age==
        System.out.println(age);//40
        System.out.println("age="+age);//age=40
        System.out.println("我今年"+age+"岁了");//我今年40岁了

        String name = "WKJ";
        System.out.println("大家好,我叫"+name);//大家好,我叫WKJ
        System.out.println("大家好,我叫"+name+",我今年"+age+"岁了");//大家好,我叫WKJ,我今年40岁了

        System.out.println(10+20+""+30);//3030
        System.out.println(""+10+20+30);//102030
        System.out.println(10+20+30+"");//60
    }
}
